101051320 has 64 divisors (see below), whose sum is σ = 236390400. Its totient is φ = 38835840.

The previous prime is 101051317. The next prime is 101051339. The reversal of 101051320 is 23150101.

It is a super-2 number, since 2×101051320² = 20422738547484800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 101051320.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 281301 + ... + 281659.

It is an arithmetic number, because the mean of its divisors is an integer number (3693600).

Almost surely, 2^101051320 is an apocalyptic number.

101051320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 101051320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118195200).

101051320 is an abundant number, since it is smaller than the sum of its proper divisors (135339080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101051320 is a wasteful number, since it uses less digits than its factorization.

101051320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 628 (or 624 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 13.

The square root of 101051320 is about 10052.4285622928. The cubic root of 101051320 is about 465.7798145624.

The spelling of 101051320 in words is "one hundred one million, fifty-one thousand, three hundred twenty".